52502181952390 has 16 divisors (see below), whose sum is σ = 94512240141120. Its totient is φ = 20999025530560.

The previous prime is 52502181952361. The next prime is 52502181952393. The reversal of 52502181952390 is 9325918120525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52502181952393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230786926 + ... + 231014305.

It is an arithmetic number, because the mean of its divisors is an integer number (5907015008820).

Almost surely, 2^{52502181952390} is an apocalyptic number.

52502181952390 is a deficient number, since it is larger than the sum of its proper divisors (42010058188730).

52502181952390 is a wasteful number, since it uses less digits than its factorization.

52502181952390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461812607.

The product of its (nonzero) digits is 1944000, while the sum is 52.

The spelling of 52502181952390 in words is "fifty-two trillion, five hundred two billion, one hundred eighty-one million, nine hundred fifty-two thousand, three hundred ninety".